【简答题】#include using namespace std; int sum(int ,int=9 ); int main() { int a(1),b=5,sum1,sum2; sum1=sum(a,b); sum2=sum(a); cout<
【简答题】有如下程序#include int sum(int* array, int len){ if (len == 0) return array[0]; else return array[0] + sum(array+1, len-1);} main() { int array[5] = {1,2,3,4,5}; int res = sum(array, 4); printf("%d\n", res...